Textbooks

• Deitel, H., Deitel, P., Choffnes, D., Operating Systems, Third Edition, Prentice Hall, 2004. (ISBN: 0131828274). (Link to product)
• Deitel, H., Deitel, P., Choffnes, D., Kelsey, C., Simply C++ : An Application-Driven Tutorial Approach, Prentice Hall, 2005. (ISBN: 0131426605) (Link to product)

Peer-reviewed Journal Publications

• JOLT '23
  David Choffnes, Woodrow Hartzog, Scott Jordan, Athina Markopoulou, and Zubair Shafiq A scientific approach to tech accountability. In Harvard Journal of Law & Technology, 37(3), 2023. (PDF)
• Nature CS '23
  Meyer, M.N., Basl, J., Choffnes, D. et al. Enhancing the ethics of user-sourced online data collection and sharing. In Nature Computational Science (2023). (DOI)
• TMC '19
  Fan Zhou, David Choffnes, and Kaushik Chowdhury. Janus: A Multi-TCP Framework for Application-Aware Optimization in Mobile Networks, In IEEE Transactions on Mobile Computing , Vol. 18, Iss. 8, September, 2019. (Link)
• CACM '19
  Arash Molavi Kakhki, Samuel Jero, David Choffnes, Alan Mislove, Cristina Nita-Rotaru. Taking a Long Look at QUIC: An Approach for Rigorous Evaluation of Rapidly Evolving Transport Protocols, In Communications of the ACM, Vol. 62, Iss. 7, July, 2019. (Link)
• CACM '18
  Liang Zhang, David Choffnes, Tudor Dumitraş, Dave Levin, Alan Mislove, Aaron Schulman, Christo Wilson. Analysis of SSL Certificate Reissues and Revocations in the Wake of Heartbleed, In Communications of the ACM, Vol. 61, Iss. 3, March, 2018. (Link)
• IEEE Access '17
  Jing’an Xue, David Choffnes, Jilong Wang. CDNs Meet CN: An Empirical Study of CDN Deployments in China, In IEEE Access, Vol. 5, Iss. 1, December, 2017. (Link)
• JoTS '15
  Ashwin Rao, Arash Molavi Kakhki, Abbas Razaghpanah, Anke Li, David Choffnes, Arnaud Legout, Alan Mislove, and Phillipa Gill. Meddle: Enabling Transparency and Control for Mobile Internet Traffic, in Journal of Technology Science (JoTS), October, 2015. (Link)
• PNAS '14
  Arnau Gavalda, David Choffnes, John Otto, Mario Sanchez, Fabian Bustamante, Luis A. N. Amaral, Jordi Duch and Roger Guimera. Impact of heterogeneity and socio-economic factors on massive decentralized sharing ecosystems, In Proceedings of the National Academy of Sciences (PNAS), October, 2014. (Link)
• ToN '14
  Mario A. Sánchez, John S. Otto, Zachary S. Bischof, David R. Choffnes, Fabián E. Bustamante, Balachander Krishnamurthy, and Walter Willinger. A Measurement Experimentation Platform at the Internet's Edge In IEEE/ACM Transactions on Networking, Sep. 2014.
• TC '14
  Kai Chen, David Choffnes, Rahul Potharaju, Yan Chen, Fabian Bustamante, Dan Pei, Yao Zhao, Where the Sidewalk Ends: Extending the Internet AS Graph Using Traceroutes From P2P Users, In IEEE Transactions on Computers (TC), 2014.
• ToN '09
  Ao-Jan Su, David R. Choffnes, Aleksandar Kuzmanovic and Fabian Bustamante. Drafting Behind Akamai: Inferring Network Conditions Based on CDN Redirections In IEEE/ACM Transactions on Networking, vol.17, no.6, pp.1752-1765, Dec. 2009.
• OSR '08
  David R. Choffnes, Mark Astley, and Michael J. Ward. Migration policies for multi-core fair-share scheduling. SIGOPS Oper. Syst. Rev. 42, 1 (Jan. 2008), 92-93.

Peer-reviewed Conference Publications

• PETS '25
  Amogh Pradeep, Johanna Gunawan, Alvaro Feal, Woody Hartzog, and David Choffnes. Gig work at what cost?: Exploring privacy risks of gig work platform participation in the U.S. To appear in Proceedings of Privacy Enhancing Technologies Symposium (PETS), 2025.
• IMC '24
  Tianrui Hu, Daniel Dubois, and David Choffnes. IoT bricks over v6: Understanding IPv6 usage in smart homes. To appear in Proceedings of the ACM Internet Measurement Conference (IMC), 2024.
• ICWSM '24
  Daniel J. Dubois, Nicole Holliday, Kaveh Waddell, and David Choffnes. Fair or Fare? Understanding Automated Transcription Error Bias in Social Media and Videoconferencing Platforms In International AAAI Conference on Web and Social Media (ICWSM'24), June 2024. (PDF)
• PAM '24
  Vadim Safronov, Anna Maria Mandalari, Daniel J. Dubois, David Choffnes, Hamed Haddadi. SunBlock: Cloudless Protection for IoT Systems In Passive and Active Measurement Conference 2024 (PAM 2024), March 2024. (PDF)
• IMC '23
  A. Girish, T. Hu, V. Prakash, D. Dubois, S. Matic, D. Huang, S. Egelman, J. Reardon, J. Tapiador, D. Choffnes, N. Vallina-Rodriguez In the Room Where It Happens: Characterizing Local Communication and Threats in Smart Homes. In Proceedings of the ACM Internet Measurement Conference (IMC), 2023. (PDF)
• IMC '23
  T. Hu, D. Dubois, D. Choffnes BehavIoT: Measuring Smart Home IoT Behavior Using Network-Inferred Behavior Models. In Proceedings of the ACM Internet Measurement Conference (IMC), 2023. (PDF)
• IMC '23
  H. Dong, H. Shu, V. Prakash, Y. Zhang, M. Paracha, D. Choffnes, S. Torres-Arias, D. Huang, Y. Sun Behind the Scenes: Uncovering TLS and Server Certificate Practice of IoT Device Vendors in the Wild. In Proceedings of the ACM Internet Measurement Conference (IMC), 2023. (PDF)
• IMC '23
  Z. Shmeis, M. Abdullah, P. Nikolopoulos, K. Argyraki, D. Choffnes, P. Gill Localizing Traffic Differentiation. In Proceedings of the ACM Internet Measurement Conference (IMC), 2023. (PDF)
• IMC '23
  Best Paper Award U. Iqbal, P. Bahrami, R. Trimananda, H. Cui, A. Gamero-Garrido, D. Dubois, D. Choffnes, A. Markopoulou, F. Roesner, Z. Shafiq Tracking, Profiling, and Ad Targeting in the Alexa Echo Smart Speaker Ecosystem. In Proceedings of the ACM Internet Measurement Conference (IMC), 2023. (PDF)
• IEEE S&P '23
  Anna Maria Mandalari, Hamed Haddadi, Daniel J. Dubois, David Choffnes. Protected or Porous: A Comparative Analysis of Threat Detection Capability of IoT Safeguards In IEEE Security and Privacy (S&P'23), May 2023.
• CHI '23
  Monica Kowalczyk, Johanna T. Gunawan, David Choffnes, Daniel J Dubois, Woodrow Hartzog, Christo Wilson. Understanding Dark Patterns in Home IoT Devices In ACM Conference on Human Factors in Computing Systems (CHI), 2023. (PDF)
• PETS '23
  runner-up Best Student Paper Amogh Pradeep, Álvaro Feal, Julien Gamba, Ashwin Rao, Martina Lindorfer, Narseo Vallina-Rodriguez, David Choffnes. Not Your Average App: A Large-scale Privacy Analysis of Android Browsers. In Proceedings of Privacy Enhancing Technologies Symposium (PETS), 2023. (PDF)
• IMC '22
  Amogh Pradeep, Muhammad Talha Paracha, Protick Bhowmick, Ali Davanian, Abbas Razaghpanah, Taejoong Chung, Martina Lindorfer, Narseo Vallina-Rodriguez, Dave Levin, David Choffnes A Comparative Analysis of Certificate Pinning in Android & iOS. In Proceedings of the ACM Internet Measurement Conference (IMC), 2022. (PDF)
• IMC '22
  Kevin Vermeulen, Ege Gurmericliler, Italo Cunha, David Choffnes, Ethan Katz-Bassett Internet Scale Reverse Traceroute. In Proceedings of the ACM Internet Measurement Conference (IMC), 2022. (PDF)
• EuroUSEC '22
  Kentrell Owens, Johanna Gunawan, David Choffnes, Pardis Emami-Naeini, Tadayoshi Kohno, Franziska Roesner. Exploring Deceptive Design Patterns in Voice Interfaces. In EuroUSEC 2022.
• ANCS '22
  Narmeen Shafqat, Daniel J. Dubois, David Choffnes, Aaron Schulman, Dinesh Bharadia and Aanjhan Ranganathan. ZLeaks: Passive Inference Attacks on Zigbee based Smart Homes. In Proceedings of Applied Cryptography and Network Security (ANCS), 2022.
• PETS '22
  Amogh Pradeep, Hira Javaid, Ryan Williams, Antoine Rault, David Choffnes, Stevens Le Blond, and Bryan Ford. Moby: A Blackout-Resistant Anonymity Network for Mobile Devices. In Proceedings of Privacy Enhancing Technologies Symposium (PETS), 2022.
• IMC '21
  Muhammad Talha Paracha, Daniel Dubois, Narseo Vallina-Rodriguez, David Choffnes. IoTLS: Understanding TLS Usage in Consumer IoT Devices. In Proc. of Internet Measurement Conference (IMC), 2021.
• CSCW '21
  Johanna Gunawan, Amogh Pradeep, David Choffnes, Woodrow Hartzog, Christo Wilson. A Comparative Study of Dark Patterns Across Mobile and Web Modalities. In Proc. of Computer-Supported Cooperative Work and Social Computing (CSCW), 2021.
• SIGCOMM '21
  Zhang, Xiao; Sen, Tanmoy; Zhang, Zheyuan; April, Tim; Chandrasekaran, Balakrishnan; Choffnes, David; Maggs, Bruce M; Shen, Haiying; Sitaraman, Ramesh K; Yang, Xiaowei. AnyOpt: Predicting and Optimizing IP Anycast Performance. In Proc. of SIGCOMM, 2021. (PDF)
• Euro S&P '21
  Ruimin Sun, Alejandro Mera, Long Lu, David Choffnes. SoK: Attacks on Industrial Control Logic and Formal Verification-Based Defenses. In Proc. of IEEE European Security & Privacy (Euro S&P), 2021. (PDF)
• PETS '21
  Anna Maria Mandalari, Daniel J. Dubois, Roman Kolcun, Muhammad Talha Paracha, Hamed Haddadi, David Choffnes. Blocking without Breaking: Identification and Mitigation of Non-Essential IoT Traffic. In Proceedings of Privacy Enhancing Technologies Symposium (PETS), 2021. (PDF | Project page)
• IMC '20
  Said Jawad Saidi, Anna Maria Mandalari, Roman Kolcun, Hamed Haddadi, Daniel J. Dubois, David Choffnes, Georgios Smaragdakis, and Anja Feldmann. A Haystack Full of Needles: Scalable Detection of IoT Devices in the Wild. In Proceedings of ACM IMC 2020, Pittsburgh, USA, October 2020. (PDF | Project page and IoT signatures)
• PETS '20
  Daniel J. Dubois, Roman Kolcun Anna Maria Mandalari, Muhammad Talha Paracha, David Choffnes, Hamed Haddadi. When Speakers Are All Ears: Characterizing Misactivations of IoT Smart Speakers. In Proceedings of Privacy Enhancing Technologies Symposium (PETS), 2020. (PDF | Code and data)
• RAID '20
  Anthony Peterson, Samuel Jero, Endadul Hoque, Dave Choffnes, Cristina Nita-Rotaru. aBBRate: Automating BBR Attack Exploration Using a Model-Based Approach. In Proc. of RAID, 2020. (PDF)
• TMA '20
  Muhammad Talha Paracha, Balakrishnan Chandrasekara, David Choffnes, Dave Levin. A Deeper Look at Web Content Availability and Consistency over HTTP/S. In Network Traffic Measurement and Analysis Conference (TMA), June, 2020. (PDF)
• NDSS '20
  Thijs van Ede, Riccardo Bortolameotti, Andrea Continella, Jingjing Ren, Daniel J. Dubois, Martina Lindorfer, David Choffnes, Maarten van Steen, Andreas Peter FlowPrint: Semi-Supervised Mobile-App Fingerprinting on Encrypted Network Traffic In Network and Distributed System Security Symposium (NDSS), February 2020. (PDF | Code and data)
• IMC '19
  Community Contribution Award Jingjing Ren, Daniel J. Dubois, David Choffnes, Anna Maria Mandalari, Roman Kolcun, Hamed Haddadi. Information Exposure From Consumer IoT Devices: A Multidimensional, Network-Informed Measurement Approach. In Proc. of IMC, 2019. (PDF | Code and data)
• IMC '19
  Taejoong Chung, Emile Aben, Tim Bruijnzeels, Balakrishnan Chandrasekaran, David Choffnes, Dave Levin, Bruce Maggs, Alan Mislove, Roland van Rijswijk-Deij, John P. Rula, and Nick Sullivan. RPKI is Coming of Age: A Longitudinal Study of RPKI Deployment and Invalid Route Origins. In Proc. of IMC, 2019. (PDF)
• SIGCOMM '19
  Fangfan Li, Arian Niaki, David Choffnes, Phillipa Gill, Alan Mislove. A Large-Scale Analysis of Deployed Traffic Differentiation Practices. In Proc. of SIGCOMM, 2019. (PDF)
• IMC '18
  Taejoong Chung, Jay Lok, Balakrishnan Chandrasekaran, David Choffnes, Dave Levin, Bruce Maggs, Alan Mislove, John P. Rula, Nick Sullivan, and Christo Wilson. Is the web ready for OCSP Must Staple? In Proc. of IMC, 2018. (PDF)
• PETs '18
  Elleen Pan, Jingjing Ren, Martina Lindorfer, Christo Wilson, David Choffnes. Panoptispy: Characterizing Audio and Video Exfiltration from Android Applications. In Proceedings of the 2018 Privacy Enhancing Technologies Symposium (PETs'18), July, 2018. (PDF)
• WWW '18
  John Rula, Fabian Bustamante, James Newman, Arash Molavi Khaki and David Choffnes. Mile High WiFi: A First Look At In-Flight Internet Connectivity. In The Web Conference 2018 (WWW'18), April, 2018. (PDF)
• NDSS '18
  Jingjing Ren, Martina Lindorfer, Daniel Dubois, Ashwin Rao, David Choffnes, Narseo Vallina-Rodriguez. Bug Fixes, Improvements, ... and Privacy Leaks - A Longitudinal Study of PII Leaks Across Android App Versions. In Proceedings of Network and Distributed System Security Symposium (NDSS'18), February, 2018. (PDF)
• NDSS '18
  Cisco Network Security Best Paper Award Samuel Jero, Endadul Hoque, David Choffnes, Alan Mislove, Cristina Nita-Rotaru. Automated Attack Discovery in TCP Congestion Control Using a Model-guided Approach. In Proceedings of Network and Distributed System Security Symposium (NDSS'18), February, 2018. (PDF)
• IMC '17
  Applied Networking Research Prize Award Winner Arash Molavi Kakhki, Samuel Jero, David Choffnes, Alan Mislove, Cristina Nita-Rotaru. Taking a Long Look at QUIC: An Approach for Rigorous Evaluation of Rapidly Evolving Transport Protocols. In Proceedings of the 17th ACM Internet Measurement Conference (IMC'17), London, UK, November 2017. (PDF)
• IMC '17
  Fangfan Li, Abbas Razaghpanah, Arash Molavi Kakhki, Arian Akhavan Niaki, David Choffnes, Phillipa Gill, Alan Mislove. lib·erate, (n): A library for exposing (traffic-classification) rules and avoiding them efficiently. In Proceedings of the 17th ACM Internet Measurement Conference (IMC'17), London, UK, November 2017. (PDF)
• IMC '17
  Applied Networking Research Prize Award Winner Taejoong Chung, Roland Rijswijk-Deij, David Choffnes, Alan Mislove, Christo Wilson, Dave Levin, Bruce M. Maggs. Understanding the Role of Registrars in DNSSEC Deployment. In Proceedings of the 17th ACM Internet Measurement Conference (IMC'17), London, UK, November 2017. (PDF)
• IMC '17
  Brian Goodchild, Yi-Ching Chiu, Haonan Lu, Rob Hansen, Matt Calder, David Choffnes, Wyatt Lloyd, Matthew Luckie, Ethan Katz-Bassett. The Record Route Option is an Option! Iin Proceedings of the 17th ACM Internet Measurement Conference (IMC'17), London, UK, November 2017. (PDF)
• TPRC 45
  David Choffnes, Phillipa Gill, Alan Mislove. An Empirical Evaluation of Deployed DPI Middleboxes and Their Implications for Policymakers. In Proceedings of the 45th Research Conference on Communications, Information and Internet Policy, Washington, D.C., September 2017. (PDF) Note: only the abstract was peer-reviewed.
• TPRC 45
  Alan Mislove, David Choffnes, and Taejoong Chung. Investigating End-To-End Integrity Violations in Internet Traffic. In Proceedings of the 45th Research Conference on Communications, Information and Internet Policy, Washington, D.C., September 2017. Note: only the abstract was peer-reviewed.
• Distinguished Paper Award
  USENIX Security '17
  Taejoong Chung, Roland van Rijswijk-Deij, Balakrishnan Chandrasekaran, David Choffnes, Dave Levin, Bruce M. Maggs, Alan Mislove, Christo Wilson. A Longitudinal, End-to-End View of the DNSSEC Ecosystem. In USENIX Security, August, 2017 [PDF]
• IEEE S&P '17
  James Larisch, David Choffnes, Dave Levin, Bruce M. Maggs, Alan Mislove, Christo Wilson. CRLite: a Scalable System for Pushing All TLS Revocations to Browsers, In IEEE Security and Privacy (S&P'17), May, 2017. [PDF]
• NDSS '17
  Stevens Le Blond, Cédric Gilbert, Utkarsh Upadhyay, Manuel Gomez Rodriguez, David Choffnes. A Broad View of the Ecosystem of Socially Engineered Exploit Documents, In Network and Distributed System Security Symposium (NDSS'17), February, 2017. [PDF]
• IMC '16
  Christophe Leung, Jingjing Ren, David Choffnes, and Christo Wilson. Should You Use the App for That? Comparing the Privacy Implications of Web- and App-based Online Services. In Proceedings of the 16th ACM Internet Measurement Conference (IMC'16), Santa Monica, CA, November 2016. [PDF] [Code and data]
• IMC '16
  Fangfan Li, Arash Molavi Kakhki, David Choffnes, Phillipa Gill, and Alan Mislove. Classifiers Unclassified: An Efficient Approach to Revealing IP-Traffic Classification Rules. In Proceedings of the 16th ACM Internet Measurement Conference (IMC'16), Santa Monica, CA, November 2016. [PDF] [Code and data]
• IMC '16
  Taejoong Chung, David Choffnes, and Alan Mislove. Tunneling for Transparency: A Large-Scale Analysis of End-to-End Violations in the Internet. In Proceedings of the 16th ACM Internet Measurement Conference (IMC'16), Santa Monica, CA, November 2016. [PDF] [Data]
• IMC '16
  Rijurekha Sen, Hasnain Ali Pirzada, Amreesh Phokeer, Zaid Ahmed Farooq, Satadal Sengupta, David Choffnes, and Krishna P. Gummadi. Inspecting the Free Bridge Across the Digital Divide: Assessing the Quality of Facebook's Free Basics Service. In Proceedings of the 16th ACM Internet Measurement Conference (IMC'16), Santa Monica, CA, November 2016. [PDF]
• IMC '16
  Taejoong Chung, Yabing Liu, David Choffnes, Dave Levin, Bruce Maggs, Alan Mislove, and Christo Wilson. Measuring and Applying Invalid SSL Certificates: The Silent Majority. In Proceedings of the 16th ACM Internet Measurement Conference (IMC'16), Santa Monica, CA, November 2016. [PDF]
• CCS '16
  Frank Cangialosi, Taejoong Chung, David Choffnes, Dave Levin, Bruce M. Maggs, Alan Mislove, Christo Wilson. Measurement and Analysis of Private Key Sharing in the SSL Ecosystem . In Proceedings of the Computer and Communication Security (CCS'16), Vienna, Austria, October 2016. [PDF]
• MobiSys '16
  Jingjing Ren, Ashwin Rao, Martina Lindorfer, Arnaud Legout, David Choffnes. ReCon: Revealing and Controlling PII Leaks in Mobile Network Traffic. In Proceedings of MobiSys (MobiSys '16), Singapore, June 2016. [PDF]
• IMC '15
  Arash Molavi Kakhki, Abbas Razaghpanah, Hyungjoon Koo, Anke Li, Rajeshkumar Golani, David Choffnes, Phillipa Gill, and Alan Mislove. Identifying Traffic Differentiation in Mobile Networks. In Proceedings of the 15th ACM Internet Measurement Conference (IMC'15), Tokyo, Japan, October 2015. [PDF] [BibTeX]
• IMC '15
  Yabing Liu, Will Tome, Liang Zhang, David Choffnes, Dave Levin, Bruce Maggs, Alan Mislove, Aaron Schulman, and Christo Wilson. An End-to-End Measurement of Certificate Revocation in the Web's PKI. In Proceedings of the 15th ACM Internet Measurement Conference (IMC'15), Tokyo, Japan, October 2015. [PDF] [BibTeX]
• IMC '15
  Ruwaifa Anwar, Haseeb Niaz, David Choffnes, Italo Cunha, Phillipa Gill, and Ethan Katz-Bassett. Investigating Interdomain Routing Policies in the Wild. In Proceedings of the 15th ACM Internet Measurement Conference (IMC'15), Tokyo, Japan, October 2015. [PDF]
• SIGCOMM '15
  Stevens Le Blond, David Choffnes, William Caldwell, Peter Druschel, Nicholas Merritt. Herd: A Scalable, Traffic Analysis Resistant Anonymity Network for VoIP Systems. In Proceedings of SIGCOMM (SIGCOMM '15). August 2015. (PDF)
• MobiSys '15
  Ashkan Nikravesh, Hongyi Yao, Shichang Xu, David Choffnes, Z. Morley Mao. Mobilyzer: An Open Platform for Controllable Mobile Network Measurements. In Proceedings of MobiSys (MobiSys '15). May 2015. (PDF)
• PAM '15
  Xing Xu, Yurong Jiang, Tobias Flach, Ethan Katz-Bassett, David Choffnes, Ramesh Govindan. Investigating Transparent Web Proxies in Cellular Networks. In Passive and Active Measurement Conference (PAM '15). March 2015. ([PDF] [BibTeX])
• IMC '14
  Liang Zhang, David Choffnes, Tudor Dumitras, David Levin, Alan Mislove, Aaron Schulman, Christo Wilson (2014) Analysis of SSL certificate reissues and revocations in the wake of Heartbleed. In Internet Measurement Conference (IMC). Nov. 2014. ([PDF] [Slides] [Measurement Data])
• PAM '14
  Kyriakos Zarifis, Tobias Flach, Srikanth Nori, David Choffnes, Ramesh Govindan, Ethan Katz-Bassett, Z. Morley Mao, and Matt Welsh (2014) Diagnosing Path Inflation of Mobile Client Traffic. In Passive and Active Measurement Conference (PAM '14). March. (PDF) (BibTeX)
• PAM '14
  Ashkan Nikravesh, David R. Choffnes, Ethan Katz-Bassett, Z. Morley Mao, Matt Welsh (2014) Mobile Network Performance from User Devices: A Longitudinal, Multidimensional Analysis. In Passive and Active Measurement Conference (PAM '14). March. (PDF) (BibTeX)
• SIGCOMM '13
  Umar Javed, Italo Cunha, David R. Choffnes, Ethan Katz-Bassett, Arvind Krishnamurthy, Tom Anderson. PoiRoot: Investigating the Root Cause of Interdomain Path Changes, In Proc. of ACM SIGCOMM 2013, August 2013. (PDF Format)
• SIGCOMM '13
  Stevens Le Blond, David Choffnes, Wenxuan Zhou, Peter Druschel, Hitesh Ballani, Paul Francis. Towards Efficient Traffic-analysis Resistant Anonymity Networks, In Proc. of ACM SIGCOMM 2013, August 2013. (PDF Format | Slides)
• NSDI '13
  Mario A. Sanchez, John S. Otto, Zachary S. Bischof, David R. Choffnes, Fabian Bustamante, Balachander Krishnamurthy, Walter Willinger. Dasu: Pushing Experiments to the Internet's Edge, In Proc. of USENIX NSDI 2013 (NSDI), April 2013. (PDF Format)
• SIGCOMM '12
  Ethan Katz-Bassett, Colin Scott, David R. Choffnes, Italo Cunha, Vytautas Valancius, Nick Feamster, Harsha Madhyastha, Thomas Anderson, Arvind Krishnamurthy. Improving Internet Availability with LIFEGUARD, In Proc. of ACM SIGCOMM 2012 (SIGCOMM), August 2012. (PDF Format)
• SIGCOMM '11
  John S. Otto, Mario A. Sanchez, David R. Choffnes, Fabian E. Bustamante and Georgos Siganos. On Blind Mice and the Elephant: Understanding the Network Impact of a Large Distributed System, In Proc. of ACM SIGCOMM 2011, August 2011. (PDF Format)
• SIGCOMM '10
  David R. Choffnes, Fabian E. Bustamante, Zihui Ge. Crowdsourcing Service-Level Network Event Detection, In Proc. of ACM SIGCOMM 2010, August 2010.
  ( Details and PDF)
  Slides from presentation: PPTX
• CoNEXT '09
  Kai Chen, David R. Choffnes, Rahul Potharaju, Yan Chen, Fabian E. Bustamante, Dan Pei, Yao Zhao. Where the Sidewalk Ends: Extending the Internet AS Graph Using Traceroutes From P2P Users, In Proc. of ACM CoNEXT 2009, December 2009.
  ( Details and PDF)
• INFOCOM '09
  David R. Choffnes and Fabian E. Bustamante. On the Effectiveness of Measurement Reuse for Performance-Based Detouring, In Proc. of IEEE INFOCOM 2009, April 2009.
  ( Details and PDF)
• SIGCOMM '08
  David R. Choffnes and Fabian E. Bustamante. Taming the Torrent: A practical approach to reducing cross-ISP traffic in P2P systems, In Proc. of ACM SIGCOMM 2008, August 2008.
  ( Details and PDF)
  Slides from presentation: Powerpoint
• ICDCS '08
  Ao-Jan Su, David R. Choffnes, Fabi·n E. Bustamante and Aleksandar Kuzmanovic. Relative Network Positioning via CDN Redirections, In Proc. of the International Conference on Distributed Computing Systems (ICDCS), June 2008
  ( Details and PDF)
• SIGCOMM '06
  Ao-Jan Su, David R. Choffnes, Alekzandar Kuzmanovic and Fabián E. Bustamante. Drafting Behind Akamai (Travelocity-Based Detouring), In Proc. of ACM SIGCOMM 2006, September 2006. (Details and PDF)

Peer-reviewed Workshop Publications

• HotNets '16
  David Choffnes. A Case for Personal Virtual Networks. In Proceedings of ACM Workshop on Hot Topics in Networks (HotNets'16), Atlanta, GA, November 2016. [PDF]
• SIGCOMM Internet-QoE '16
  Arash Molavi Kakhki, Fangfan Li, David Choffnes, Ethan Katz-Bassett, and Alan Mislove. BingeOn Under the Microscope: Understanding T-Mobile’s Zero-Rating Implementation. In Proceedings of the QoE-based Analysis and Management of Data Communication Networks (Internet-QoE'16), Florianopolis, Brazil, August 2016. [PDF]
• HotMobile '16
  John Rula, Fabian Bustamante, David Choffnes. When IPs Fly: A Case for Redefining Airline Communication. In Proceedings of the 17th International Workshop on Mobile Computing Systems and Applications (HotMobile'16), St. Augustine, Florida, February 2016. [PDF]
• CoNext Student '12
  Ashwin Rao, Justine Sherry, Arnaud Legout, Walid Dabbout, Arvind Krishnamurthy and David Choffnes. Meddle: Middleboxes for Increased Transparency and Control of Mobile Traffic., In Proc. of CoNEXT 2012 Student Workshop, December 2012. (PDF Format)
  Awarded Best Paper
• HotNets '11
  Ethan Katz-Bassett, David R. Choffnes, Colin Scott, Italo Cunha, Thomas Anderson, Arvind Krishnamurthy. Machiavellian Routing: Poisoning ISPs to Avoid Routing Problems, In Proc. of Hot Topics in Networking (HotNets), November 2011. (PDF Format)
• W-MUST '11
  Xiao Sophia Wang, David R. Choffnes, Patrick Gage Kelley, Ben Greenstein, David Wetherall. Measuring and predicting Web Login Safety , In Proc. of ACM SIGCOMM Workshop on Measurements Up the STack (W-MUST) 2011, August 2011. (PDF Format)
• W-MUST '11
  Zachary S. Bischof, John S. Otto, Mario A. Sanchez, John P. Rula, David R. Choffnes, and Fabian E. Bustamante. Crowdsourcing ISP Characterization to the Network Edge, In Proc. of ACM SIGCOMM Workshop on Measurements Up the STack (W-MUST) 2011, August 2011. (PDF Format)
• HotOS '11
  Xiao Sophia Wang, David R. Choffnes, Patrick Gage Kelley, Ben Greenstein, David Wetherall. Privacy Revelations for Web and Mobile Apps, In Proc. of Hot Topics in Operating Systems (HotOS), May 2011.
  ( PDF Format )
• IPTPS '10
  David R. Choffnes, Jordi Duch, Dean Malmgren, Roger Guimera, Fabian E. Bustamante, Luis Amaral. Strange Bedfellows: Communities in BitTorrent, In Proc. of the 9th International Workshop on Peer-to-Peer Systems (IPTPS), April 2010.
  ( Details and PDF
  Slides from presentation: PDF Format)
• INFOCOM '10
  David R. Choffnes, Mario A. Sanchez, Fabian E. Bustamante. Network positioning from the edge: An empirical study of the effectiveness of network positioning in P2P systems, In Proc. of IEEE INFOCOM 2010 mini-conference, March 2010.
  ( Details and PDF)
  (See extended version here.)
• HotAC '07
  David R. Choffnes and Fabi·n E. Bustamante. Exploiting Emergent Behavior for Inter-Vehicle Communication, In Proc. of 2nd International Workshop on Hot Topics in Autonomic Computing (HotAC), June 2007. (Details and PDF)
• VANET '05
  David R. Choffnes and Fabián E. Bustamante. An Integrated Mobility and Traffic Model for Vehicular Wireless Networks, In Proc. of the 2nd ACM International Workshop on Vehicular Ad Hoc Networks (VANET), September 2005. (Details and PDF)

Peer-Reviewed Posters and Demos

• CCS Poster '24
  Jelena Mirkovic, David Balenson, Brian Kocoloski, Geoff Lawler, Chris Tran, Joseph Barnes, Yuri Pradkin, Terry Benzel, Alba Regalado, Srivatsan Ravi, Ganesh Sankaran, David Choffnes, Daniel Dubois, Luis Garcia. Security and Privacy Heterogeneous Environment for Reproducible Experimentation (SPHERE). In ACM CCS poster session 2024.
• SIGCOMM Poster '17
  Roland van Rijswijk-Deij, Taejoong Chung, David Choffnes, Alan Mislove, Willem Toorop. The Root Canary: Monitoring and Measuring the DNSSEC Root Key Rollover. In SIGCOMM Poster session. August, 2017.
• SIGMETRICS Poster '17
  Siddharth Singh, Vedant Nanda, Rijurekha Sen, Sohaib Ahmad, Satadal Sengupta, Amreesh Phokeer, Zaid Ahmed Farooq, Taslim Arefin Khan, Ponnurangam Kumaragaguru, Ihsan Ayyub Qazi, David Choffnes, Krishna P Gummadi. An Empirical Analysis of Facebook's Free Basics. In SIGMETRICS Poster session. June, 2017.
• MobiSys Demo '15
  Shichang Xu, Ashkan Nikravesh, Hongyi Yao, David R. Choffnes, and Z. Morley Mao. Mobilyzer: Mobile Network Measurement Made Easy, In MobiSys Demo Session, May, 2015.
• MobiSys Poster '15
  Best Poster! Shichang Xu, Ashkan Nikravesh, Hongyi Yao, David R. Choffnes, and Z. Morley Mao. Context-Triggered Mobile Network Measurement, In MobiSys Poster Session, May, 2015.
• SIGCOMM Poster '14
  Arash Molavi Kakhki, Abbas Razaghpanah, Rajesh Golani, David Choffnes, Phillipa Gill, Alan Mislove Identifying Traffic Differentiation on Cellular Data Networks. In SIGCOMM Student Research Competition (2nd place). August, 2014 (Abstract) (Poster) (Presentation)

Peer-Reviewed Magazine Articles

• CCR '18
  Quirin Scheitle, Taejoong Chung, Jens Hiller, Oliver Gasser, Johannes Naab, Roland van Rijswijk-Deij, Oliver Hohlfeld, Ralph Holz, Dave Choffnes, Alan Mislove, Georg Carle, A First Look at Certification Authority Authorization (CAA), In ACM SIGCOMM Computer Communications Review (CCR), Apr. 2018. [Pdf] [Preprint] [Homepage] [Raw Data]
• ;login: '17
  Taejoong Chung, Roland van Rijswijk-Deij, Balakrishnan Chandrasekaran, David Choffnes, Dave Levin, Bruce M. Maggs, Alan Mislove, and Christo Wilson. An End-to-End View of DNSSEC Ecosystem Management, In USENIX ;login:, December 2017.
• CCR '17
  Rijurekha Sen, Sohaib Ahmad, Amreesh Phokeer, Zaid Ahmed Farooq, Ihsan Ayyub Qazi, David Choffnes, and Krishna P. Gummadi. Inside the Walled Garden: Deconstructing Facebook’s Free Basics Program. In SIGCOMM Computer Communication Review (CCR), Volume 47 Issue 5, October 2017. (PDF)
• CCR '10
  David R. Choffnes and Fabian Bustamante. Pitfalls for Testbed Evaluations of Internet Systems, In SIGCOMM Computer Communication Review (CCR), April, 2010.
  (PDF Format)
• ;login: '10
  David R. Choffnes and Fabian Bustamante. Taming the Torrent, In USENIX ;login:, February 2010.
  ( PDF format)

Non-refereed Publications

• Passport: Enabling Accurate Country-Level Router Geolocation using Inaccurate Sources by Muzammil Abdul Rehman, David Choffnes, Sharon Goldberg. eprint arXiv:1905.04651 (Download here)
• Investigating Interdomain Routing Policies in the Wild by Ruwaifa Anwar, Haseeb Niaz, David Choffnes, Italo Cunha, Phillipa Gill, and Ethan Katz-Bassett, Tech. Report USC-15-958 (PDF)
• Ashwin Rao, Arash Molavi Kakhki, Abbas Razaghpanah, Amy Tang, Shen Wang, Justine Sherry, Phillipa Gill, Arvind Krishnamurthy, Arnaud Legout, Alan Mislove, and David Choffnes.
  Using the Middle to Meddle with Mobile Tech. Report NEU-CCS-2013-12-10, CCIS, Northeastern University, December 2013. (PDF)
• David R. Choffnes, Fabian E. Bustamante. Pitfalls for Testbed Evaluations of Internet Systems Tech. Report NWU-EECS-09-22, Department of EECS, Northwestern University, December 2009. Note: A revised appeared in SIGCOMM CCR in April, 2010.
• David R. Choffnes, Fabian E. Bustamante. Network Positioning From the Edge: An empirical study of the effectiveness of network positioning in P2P systems Tech. Report NWU-EECS-09-15, Department of EECS, Northwestern University, June 2009. (PDF Format)
• David R. Choffnes, Jordi Duch, Dean Malmgren, Roger Guimera, Fabian E. Bustamante, Luis Amaral. SwarmScreen: Privacy Through Plausible Deniability in P2P Systems Tech. Report NWU-EECS-09-04, Department of EECS, Northwestern University, June 2009. (PDF Format)
• David R. Choffnes, John R. Lange, Aleksandar Kuzmanovic. Rethinking the Use of Parallel TCP in Web Browsers, Tech. Report NWU-EECS-06-15, Department of EECS, Northwestern University, October 2006.
• David R. Choffnes and Fabián E. Bustamante. Modeling Vehicular Traffic and Mobility for Vehicular Wireless Networks, Tech. Report NWU-CS-05-03, Department of Computer Science, Northwestern University, 2005.